Ubuntu 14.04 LTS : Click vulnerability (USN-2771-1)

critical Nessus Plugin ID 86415

Synopsis

The remote Ubuntu host is missing a security update.

Description

It was discovered that click did not properly perform input sanitization during click package installation. If a user were tricked into installing a crafted click package, a remote attacker could exploit this to escalate privileges by tricking click into installing lenient security policy for the installed application.

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected packages.

See Also

https://ubuntu.com/security/notices/USN-2771-1

Plugin Details

Severity: Critical

ID: 86415

File Name: ubuntu_USN-2771-1.nasl

Version: 2.10

Type: local

Agent: unix

Published: 10/16/2015

Updated: 10/20/2023

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2015-8768

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:python3-click, cpe:/o:canonical:ubuntu_linux:14.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:click, p-cpe:/a:canonical:ubuntu_linux:click-dev, p-cpe:/a:canonical:ubuntu_linux:gir1.2-click-0.4, p-cpe:/a:canonical:ubuntu_linux:libclick-0.4-0, p-cpe:/a:canonical:ubuntu_linux:libclick-0.4-dev, p-cpe:/a:canonical:ubuntu_linux:packagekit-plugin-click

Required KB Items: Host/cpu, Host/Debian/dpkg-l, Host/Ubuntu, Host/Ubuntu/release

Exploit Ease: No known exploits are available

Patch Publication Date: 10/15/2015

Vulnerability Publication Date: 10/15/2015

Reference Information

CVE: CVE-2015-8768

USN: 2771-1